package org.zfes.snowier.common.monitor.warn.email;

import java.io.File;
import java.util.Map;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.io.FileSystemResource;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service;
import org.springframework.ui.freemarker.FreeMarkerTemplateUtils;
import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;

import freemarker.template.Template;
@Service
public class EmailServiceImpl implements IEmailService{
	private final Logger logger = LoggerFactory.getLogger(this.getClass());
	 @Autowired
	 private JavaMailSender mailSender;
	  
	 @Autowired
	 private FreeMarkerConfigurer freeMarkerConfigurer; 
	 @Value("${spring.mail.username}")
	 private String from;
	    
	@Async
	  @Override
	  public void sendSimpleMail(String to, String subject, String content) {
	        SimpleMailMessage message = new SimpleMailMessage();
	        message.setFrom(from);
	        message.setTo(to);
	        message.setSubject(subject);
	        message.setText(content);
	        try {
	            mailSender.send(message);
	            logger.info("简单邮件已经发送。");
	        } catch (Exception e) {
	        	e.printStackTrace();
	        	
	            logger.error("发送简单邮件时发生异常！", e);
	            throw new RuntimeException(e);
	        }

	    }
	    @Async
	 @Override
	public void sendHtmlMail(String sendTo, String subject, String content) {
		 MimeMessage message = mailSender.createMimeMessage();
		    try {
		        MimeMessageHelper helper = new MimeMessageHelper(message, true); //true表示需要创建一个multipart message
		        helper.setFrom(from);
		        helper.setTo(sendTo);
		        helper.setSubject(subject);
		        helper.setText(content, true);
		        mailSender.send(message);
		        logger.info("html邮件发送成功");
		    } catch (MessagingException e) {
		        logger.error("发送html邮件时发生异常！", e);
		        throw new RuntimeException(e);
		    }
	}
	 // @Async
	   @Override
	public void sendAttachmentsMail(String to, String subject, String content, String filePath){

		MimeMessage message = mailSender.createMimeMessage();

	    try {
	        MimeMessageHelper helper = new MimeMessageHelper(message, true);
	        helper.setFrom(from);
	        helper.setTo(to);
	        helper.setSubject(subject);
	        helper.setText(content, true);
	        FileSystemResource file = new FileSystemResource(new File(filePath));
	        String fileName = filePath.substring(filePath.lastIndexOf(File.separator));
	        helper.addAttachment(fileName, file);

	        mailSender.send(message);
	        logger.info("带附件的邮件已经发送。");
	    } catch (MessagingException e) {
	        logger.error("发送带附件的邮件时发生异常！", e);
	        e.printStackTrace();
	        throw new RuntimeException(e);
	    }
	}
	  @Async
   @Override
	public void sendInlineResourceMail(String to, String subject, String content, String rscPath, String rscId){
	    MimeMessage message = mailSender.createMimeMessage();

	    try {
	        MimeMessageHelper helper = new MimeMessageHelper(message, true);
	        helper.setFrom(from);
	        helper.setTo(to);
	        helper.setSubject(subject);
	        helper.setText(content, true);

	        FileSystemResource res = new FileSystemResource(new File(rscPath));
	        helper.addInline(rscId, res);

	        mailSender.send(message);
	        logger.info("嵌入静态资源的邮件已经发送。");
	    } catch (MessagingException e) {
	        logger.error("发送嵌入静态资源的邮件时发生异常！", e);
	        throw new RuntimeException(e);
	    }
	}

	@Async
	 @Override
	public void sendTemplateMail(String sendTo, String subject, String templateName,Map<String,Object> params) {
		 MimeMessage message = mailSender.createMimeMessage();
		    try {
		        MimeMessageHelper helper = new MimeMessageHelper(message, true); //true表示需要创建一个multipart message
		        helper.setFrom(from);
		        helper.setTo(sendTo);
		        helper.setSubject(subject);
		        Template template = freeMarkerConfigurer.getConfiguration().getTemplate(templateName);
		        
		        String html = FreeMarkerTemplateUtils.processTemplateIntoString(template, params);
		        
		        helper.setText(html, true);
		        mailSender.send(message);
		        logger.info("template邮件发送成功");
		    } catch (MessagingException e) {
		        logger.error("发送template邮件时发生异常！", e);
		    }catch (Exception e) {
		        logger.error("发送template邮件时发生异常！", e);
		    }
	}
	public String getFrom() {
		return from;
	}
	public void setFrom(String from) {
		this.from = from;
	}
	
	
	
}
